2016-11-25 74 views
1

我有WXS文件的WiX安装项目,维克斯InstanceTransform与AllowDowgrades

我已经配置MajorUpgrade AllowDowngrades =“是”,并已定义的实例转换成允许多个实例。

<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi"> 
<?define WixDemoWPFApp_TargetDir=$(var.WixDemoWPFApp.TargetDir)?> 
<Product Id="*" Name="WixSetupWPFApp" Language="1033" Version="2.0.0.0" Manufacturer="Licence Owner" 
     UpgradeCode="ae4af8f5-9287-408a-b7bd-d2fdb89a8da7"> 
<Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" /> 

<MajorUpgrade DowngradeErrorMessage="Downgrade not allowed" /> 
<MediaTemplate /> 

    <Property Id="INSTANCEID" Value="0" /> 

    <InstanceTransforms Property="INSTANCEID"> 
    <Instance Id="I01" ProductCode="{888F3620-F2AB-4C0B-A276-0A5AE9C0B6CB}" ProductName="WixDemo 3.7.4 Dev" /> 
    <Instance Id="I02" ProductCode="{01D23E62-A369-43E1-914A-FA017B1EE822}" ProductName="WixDemo 3.7.4 Test" /> 
    <Instance Id="I03" ProductCode="{00D804D7-0AD0-412C-805A-4D37FF74FFA3}" ProductName="WixDemo 3.7.5" /> 
    <Instance Id="I04" ProductCode="{6C3E5B4E-BF7D-4E7E-A62A-B7DFB750F581}" ProductName="WixDemo 3.7.6" /> 

    </InstanceTransforms> 

    <Feature Id="ProductFeature" Title="WixSetupWPFApp" Level="1"> 
    <ComponentGroupRef Id="ProductComponents" /> 
    </Feature> 
    </Product> 
<Fragment> 

<SetDirectory Id="WINDOWSVOLUME" Value="[WindowsVolume]" /> 
<Directory Id="TARGETDIR" Name="SourceDir"> 
    <Directory Id="WINDOWSVOLUME"> 
    <Directory Id="WixDemo" Name="WixDemo"> 
     <Directory Id="INSTALLLOCATION" Name="WixDemo" /> 
    </Directory> 
    </Directory> 
</Directory> 

</Fragment> 

<Fragment> 
<ComponentGroup Id="ProductComponents" Directory="INSTALLLOCATION"> 
    <Component Id="WixDemoWPFApp.exe" Guid="42907ee1-2bb2-4416-8d8f-cebc2bf53f09"> 
    <File Id="WixDemoWPFApp.exe" Name="WixDemoWPFApp.exe" Source="$(var.WixDemoWPFApp_TargetDir)WixDemoWPFApp.exe" /> 
    </Component> 
    <Component Id="WixDemoWPFApp.exe.config" Guid="ed8a9503-2eb1-4f49-b7f3-f027f542c93f"> 
    <File Id="WixDemoWPFApp.exe.config" Name="WixDemoWPFApp.exe.config" 
      Source="$(var.WixDemoWPFApp_TargetDir)WixDemoWPFApp.exe.config" /> 
    </Component> 
    <Component Id="WixDemoWPFApp.pdb" Guid="5bf6cd62-7bc7-42cd-839a-7b66d7e8a09a"> 
    <File Id="WixDemoWPFApp.pdb" Name="WixDemoWPFApp.pdb" Source="$(var.WixDemoWPFApp_TargetDir)WixDemoWPFApp.pdb" /> 
    </Component> 
    </ComponentGroup> 
    </Fragment> 
    </Wix> 

现在,当我尝试安装MSI的多个实例,前一个实例被卸载,即使产品名称,产品代码和实例ID是不同的。

回答

1

发生重大升级是因为升级代码在较旧和较新的产品中是相同的,事实上它需要ProductCode不同。如果您需要针对每个不同实例(和ProductCode)进行特定升级,请将新的唯一UpgradeCode添加到您的Instance元素。